TB20 AI, 16 Bit, TC, Iso.

Parameters for the module

Parameters for each channel

Measuring range ±80 mV
Supported thermocouples: E, J, K, N, R, S, T, B, C, L
Measurement resolution: 15 bits + sign
External or internal temperature compensation
Wire break detection
Diagnostic messages
Limit value alarms for each channel
A bi-color LED (blue/red) indicates the module operating status and any malfunctions
Red/green bi-color LEDs (one for each channel) indicate the channel status

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Electrical isolation
	from the backplane bus	Yes
	Between the channels	Yes
Internal	Max.140mA
Power dissipation	Max. 1 W
Measuring ranges	± 80 mV
Thermocouples	E (-270 °C … 990 °C) J (-210 °C ... 1200 °C) K (-270 °C … 1380 °C) N (-270 °C … 1320 °C) R (-50 °C … 1775 °C) S (-50 °C … 1775 °C) T (-270 °C … 405 °C) B (0 °C … 1800 °C) C (0 °C … 2320 °C) L (0 °C … 900 °C)
Measuring method	Integration
Measurement resolution	15 bits + sign
Interference frequency suppression	None \| 10 Hz \| 50 Hz \| 60 Hz \| 400 Hz
Refresh rate / conversion rate	Depends on the interference frequency suppression setting being used: None: 3 ms 400 Hz: 8 ms 60 Hz: 51 ms 50 Hz: 60 ms 10 Hz: 160 ms
Diagnoses	Upper measuring range limit exceeded (overflow), lower measuring range limit fallen below (underflow), parameter assignment error
Process alarms	Upper and lower limit per channel
Error limits
	Operational error limit in the entire temperature range	±0.5 % relative to the nominal range
	Basic error limit at 25 °C	±0.3 % relative to the nominal range
	Temperature error	±0.005 %/K relative to the nominal range
	Linearity error	±0.05 %/K relative to the nominal range
	Repeating accuracy in steady state at 25 °C	±0.05 %/K relative to the nominal range
Parameter configuration length	51 bytes
General error indicator	Red LED
Hot-swap capable	Yes